Tools Used For Measurement Units and Tools of

Tools Used For Measurement

Units and Tools of Measurement Type of Measurement Unit/ Abbreviation Tool Used Length Meter, m Meter Stick, measuring tape Mass Kilogram, kg Electronic scale or balance Volume Liter, l Graduated Cylinder Time Seconds, s Stopwatch or clock Temperature Celsius ° C, Kelvin °K Thermometer

Length • Measurement of distance • How long or how far something is • Can measure with a meter stick, measuring tape • SI Unit is the Meter

Length Comparison SI Unit of Measurement Used Here Centimeters Compliments of Slideshare Kermis June 5, 2008

Mass • The amount of material in an object • Can measure on a scale or balance • SI unit is the Kilogram • Electronic balances can detect measurements to the nearest hundredths or thousandths place

Compliments of Slideshare Kermis June 5, 2008

Volume • The amount of space an object or material takes up • Can used a graduated cylinder, syringe, buret, pipet, or volumetric flask • SI Unit is the Liter • Volume= L X W X H • Volume can also be determined by displacement of water Compliments of Slideshare Kermis June 5, 2008

Volume- Meniscus is the curvature of the liquid in the container Need to get eyelevel with liquid and read the low point of the meniscus as seen here This can be a source of error if not read properly

Time • Units of the day • How long or short something takes; events in the past, present and future • Measured with a stop watch or clock • SI Unit is seconds • Often need to consider significant figuresfractions of a second

Temperature • How hot or cold a material is; the average kinetic energy of a material • SI Unit- Celsius, Kelvin • Tool usedthermometer

Compliments of Slideshare Kermis June 5, 2008